CN104501111A - Magnetic type over-current or over-voltage protection table lamp - Google Patents
Magnetic type over-current or over-voltage protection table lamp Download PDFInfo
- Publication number
- CN104501111A CN104501111A CN201410665298.8A CN201410665298A CN104501111A CN 104501111 A CN104501111 A CN 104501111A CN 201410665298 A CN201410665298 A CN 201410665298A CN 104501111 A CN104501111 A CN 104501111A
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- CN
- China
- Prior art keywords
- magnet
- over
- current
- table lamp
- voltage protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V25/00—Safety devices structurally associated with lighting devices
- F21V25/10—Safety devices structurally associated with lighting devices coming into action when lighting device is overloaded, e.g. thermal switch
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/002—Table lamps, e.g. for ambient lighting
Abstract
The invention provides a magnetic type over-current or over-voltage protection table lamp. The shortcomings that the existing table lamp does not have an over-current or over-voltage protection device and can be damaged due to the fact that power exceeds electrical load in a working process, and unsafe power utilization is caused are overcome. The magnetic type over-current or over-voltage protection table lamp has the advantages that the magnetic type over-current or over-voltage protection table lamp is connected to a circuit, when voltage or current in the circuit is over high and exceeds the rated load of the magnetic type over-current or over-voltage protection table lamp, the circuit is switched off automatically, when the voltage or the current in the circuit does not exceed the rated load of the magnetic type over-current or over-voltage protection table lamp, the circuit is switched on automatically, and the circumstance that the magnetic type over-current or over-voltage protection table lamp is damaged due to over high voltage or over high current in a working process and power utilization is unsafe is avoided. The magnetic type over-current or over-voltage protection table lamp is simple in structure, easy to manufacture and easy and convenient to operate, and is feasible.
Description
Art
The present invention relates to the electrical appliance protected electrical appliance when a kind of circuit working exceedes rated load, especially one carrys out realizing circuit closed and disconnected by electromagnetic force, to the desk lamp that electrical appliance is protected.
Background technology
At present, known desk lamp uses for a long time when exceeding power load, because electric current is excessive and overtension desk lamp can burn.Table lamp circuit uses desk lamp can be very dangerous when there is no overcurrent protection device.Current desk lamp does not have overcurrent protection device, can burn desk lamp in the course of the work because of exceeding power load, occurs the unsafe situation of electricity consumption.
Summary of the invention
There is no overcurrent protection device to overcome existing desk lamp, in the course of work, because exceed power load to damage desk lamp, the unsafe deficiency of electricity consumption can be occurred.The invention provides a kind of magnetic-type overcurrent protection desk lamp; this magnetic-type overcurrent protection desk lamp has the function that table lamp circuit disconnects automatically when power load is transshipped; can prevent from burning desk lamp because exceeding power load in the course of work; there is the unsafe deficiency of electricity consumption, the safety of protection desk lamp and electricity consumption.
The technical solution adopted for the present invention to solve the technical problems is: wire I is connected with power switch, wire II one end is connected with power switch, the other end is connected with magnet I, one end of electro-insulating rubber is connected with contact, the other end is connected with magnet II, the other end of magnet II is connected with spring, magnet I and magnet II homopolarity are placed in opposite directions, contact is positioned at the top of magnet I, contact and magnet I keep in touch state, wire III one end is connected with contact, and the other end is connected with fluorescent tube, and one end of wire IV is connected with fluorescent tube.The elastic force of spring is set to when matching with the rated power of desk lamp, just can realizes automatically disconnecting when electricity condition crossed by desk lamp automatically closing with during non-over electricity condition.Because the stronger magnetic force of electric current by magnet is stronger, the repulsive force that the magnet I that homopolarity is placed in opposite directions and magnet II produces is larger, magnetic-type overcurrent protection desk lamp is switched on power, desk lamp is in running order, when overtension or electric current excessive time, magnet I is greater than the elastic force of spring to magnet II to the repulsive force that magnet II produces, magnet I overcomes the elastic force of spring to magnet II to the repulsive force that magnet II produces, cause spring contraction, spring drawing magnetism II, electro-insulating rubber moves together with contact, contact separates with magnet I, circuit disconnects automatically, when the general power of electrical appliance does not exceed the rated load of magnetic-type overcurrent protection desk lamp, magnet I is less than the elastic force of spring to magnet II to the repulsive force that magnet II produces, magnet I can not overcome the elastic force of spring to magnet II to the repulsive force that magnet II produces, the elastic force of spring acts on magnet II, in the association of electro-insulating rubber and contact composition, contact and magnet I is made to be in contact condition, circuit closes automatically, realizing circuit disconnects when crossing electricity condition and the object automatically closed during non-over electricity condition automatically.
The invention has the beneficial effects as follows; magnetic-type overcurrent protection desk lamp connects in circuit; when the overtension in circuit or electric current excessive; when exceeding the rated load of magnetic-type overcurrent protection desk lamp; circuit disconnects automatically; when the voltage and current in circuit; when not exceeding the rated load of magnetic-type overcurrent protection desk lamp; circuit closes automatically; can prevent magnetic-type overcurrent protection desk lamp in the course of the work because of overtension or electric current excessive; and damage magnetic-type overcurrent protection desk lamp, there is the unsafe deficiency of electricity consumption.And structure is simple, easy to manufacture, easy and simple to handle, easy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is the sectional view of one embodiment of the present of invention.
Fig. 3 is the top view of one embodiment of the present of invention.
1. wire I, 2. power switches in Fig. 1,3. wire II 4. magnet I, 5. contact, 6. electro-insulating rubber, 7. magnet II, 8. spring, 9. wire III, 10. fluorescent tube, 11. wire IV.
1. wire I, 2. power switches in Fig. 2,3. wire II 4. magnet I, 5. contact, 6. electro-insulating rubber, 7. magnet II, 8. spring, 9. wire III, 10. fluorescent tube, 11. wire IV, 12. lampshades, 13. lamp sockets, 14. wire guides, 15. switch holes.
In FIG, wire I (1) is connected with power switch (2), wire II (3) one end is connected with power switch (2), the other end is connected with magnet I (4), one end of electro-insulating rubber (6) is connected with contact (5), the other end is connected with magnet II (7), the other end of magnet II (7) is connected with spring (8), magnet I (4) and magnet II (7) homopolarity are placed in opposite directions, contact (5) is positioned at the top of magnet I (4), contact (5) and magnet I (4) keep in touch state, wire III (9) one end is connected with contact (5), the other end is connected with fluorescent tube (10), wire IV (11) is connected with fluorescent tube (10).The elastic force of spring (8) is set to when matching with the rated power of desk lamp, just can realizes automatically disconnecting when electricity condition crossed by desk lamp automatically closing with during non-over electricity condition.Because the stronger magnetic force of electric current by magnet is larger, the repulsive force that the magnet I (4) that homopolarity is placed in opposite directions and magnet II (7) produces is larger, magnetic-type overcurrent protection desk lamp is switched on power, desk lamp is in running order, when overtension or electric current excessive time, magnet I (4) is greater than spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, magnet I (4) overcomes spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, spring (8) is caused to shrink, spring (8) drawing magnetism II (7), electro-insulating rubber (6) and contact (5) move together, contact (5) separates with magnet I (4), circuit disconnects automatically, when the general power of electrical appliance does not exceed the rated load of magnetic-type overcurrent protection desk lamp, magnet I (4) is less than spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, magnet I (4) can not overcome spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, the elastic force of spring (8) acts on magnet II (7), in the association that electro-insulating rubber (6) and contact (5) form, contact (5) and magnet I (4) is made to be in contact condition, circuit closes automatically, realizing circuit disconnects when crossing electricity condition and the object automatically closed during non-over electricity condition automatically.
In the embodiment shown in Figure 2, wire I (1) is connected with power switch (2), wire II (3) one end is connected with power switch (2), the other end is connected with magnet I (4), one end of electro-insulating rubber (6) is connected with contact (5), the other end is connected with magnet II (7), the other end of magnet II (7) is connected with spring (8), magnet I (4) and magnet II (7) homopolarity are placed in opposite directions, magnet I (4) and contact (5) keep in touch state, contact (5) is positioned at the top of magnet I (4), wire III (9) one end is connected with contact (5), the other end is connected with fluorescent tube (10), wire IV (11) is connected with fluorescent tube (10), fluorescent tube (10) is arranged on lampshade (12), lampshade (12) is arranged on lamp socket (13), magnet I (4) is arranged on the inner lower surface of lamp socket (13), spring (8) is arranged on the inner upper surface of lamp socket (13), power switch (2) is arranged in the switch hole (15) on lamp socket (13), and the operative end face of power switch (2) is positioned on the outer surface of lamp socket (13), the wire guide (14) of one end on lamp socket (13) of wire I (1) and wire IV (11) stretches out the outside of lamp socket (13).The elastic force of spring (8) is set to when matching with the rated power of desk lamp, just can realizes automatically disconnecting when electricity condition crossed by desk lamp automatically closing with during non-over electricity condition.Because the stronger magnetic force of electric current by magnet is larger, the repulsive force that the magnet I (4) that homopolarity is placed in opposite directions and magnet II (7) produces is larger, magnetic-type overcurrent protection desk lamp is switched on power, desk lamp is in running order, when overtension or electric current excessive time, magnet I (4) is greater than spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, magnet I (4) overcomes spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, spring (8) is caused to shrink, spring (8) drawing magnetism II (7), electro-insulating rubber (6) and contact (5) move together, contact (5) separates with magnet I (4), circuit disconnects automatically, when the general power of electrical appliance does not exceed the rated load of magnetic-type overcurrent protection desk lamp, magnet I (4) is less than spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, magnet I (4) can not overcome spring (8) to the elastic force of magnet II (7) to the repulsive force that magnet II (7) produces, the elastic force of spring (8) acts on magnet II (7), in the association that electro-insulating rubber (6) and contact (5) form, contact (5) and magnet I (4) is made to be in contact condition, circuit closes automatically, realizing circuit disconnects when crossing electricity condition and the object automatically closed during non-over electricity condition automatically.
Claims (1)
1. a magnetic-type overcurrent protection desk lamp; it is characterized in that: wire I is connected with power switch; wire II one end is connected with power switch; the other end is connected with magnet I; one end of electro-insulating rubber is connected with contact; the other end is connected with magnet II; the other end of magnet II is connected with spring; magnet I and magnet II homopolarity are placed in opposite directions; contact is positioned at the top of magnet I, and contact and magnet I keep in touch state, and wire III one end is connected with contact; the other end is connected with fluorescent tube, and one end of wire IV is connected with fluorescent tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410665298.8A CN104501111A (en) | 2014-11-20 | 2014-11-20 | Magnetic type over-current or over-voltage protection table lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410665298.8A CN104501111A (en) | 2014-11-20 | 2014-11-20 | Magnetic type over-current or over-voltage protection table lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104501111A true CN104501111A (en) | 2015-04-08 |
Family
ID=52942542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410665298.8A Pending CN104501111A (en) | 2014-11-20 | 2014-11-20 | Magnetic type over-current or over-voltage protection table lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104501111A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369529A (en) * | 2016-11-24 | 2017-02-01 | 广州万构建筑工程设计有限公司 | Automatic illuminating emergency equipment |
| CN106500040A (en) * | 2016-11-24 | 2017-03-15 | 广州万构建筑工程设计有限公司 | A kind of device for emergency lighting |
| CN106524044A (en) * | 2016-11-24 | 2017-03-22 | 广州万构建筑工程设计有限公司 | Emergency lighting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2101173U (en) * | 1991-09-23 | 1992-04-08 | 王俊波 | Short circuit protective mine lamp |
| CN101196285A (en) * | 2006-12-09 | 2008-06-11 | 高宇洲 | Lamp strip with overcurrent protecting equipment |
| CN202361113U (en) * | 2011-11-01 | 2012-08-01 | 南通圣菲亚照明电器有限公司 | Overcurrent-prevention LED (light emitting diode) bulb |
| CN103367065A (en) * | 2012-04-05 | 2013-10-23 | 厦门赛尔特电子有限公司 | Current-limiting fuse with overcurrent and short circuit protection |
-
2014
- 2014-11-20 CN CN201410665298.8A patent/CN104501111A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2101173U (en) * | 1991-09-23 | 1992-04-08 | 王俊波 | Short circuit protective mine lamp |
| CN101196285A (en) * | 2006-12-09 | 2008-06-11 | 高宇洲 | Lamp strip with overcurrent protecting equipment |
| CN202361113U (en) * | 2011-11-01 | 2012-08-01 | 南通圣菲亚照明电器有限公司 | Overcurrent-prevention LED (light emitting diode) bulb |
| CN103367065A (en) * | 2012-04-05 | 2013-10-23 | 厦门赛尔特电子有限公司 | Current-limiting fuse with overcurrent and short circuit protection |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369529A (en) * | 2016-11-24 | 2017-02-01 | 广州万构建筑工程设计有限公司 | Automatic illuminating emergency equipment |
| CN106500040A (en) * | 2016-11-24 | 2017-03-15 | 广州万构建筑工程设计有限公司 | A kind of device for emergency lighting |
| CN106524044A (en) * | 2016-11-24 | 2017-03-22 | 广州万构建筑工程设计有限公司 | Emergency lighting device |
| CN106524044B (en) * | 2016-11-24 | 2019-01-18 | 上海森智照明科技有限公司 | A kind of emergency-lighting set |
| CN106500040B (en) * | 2016-11-24 | 2019-04-30 | 中山市德普电子有限公司 | A kind of device for emergency lighting |
| CN106369529B (en) * | 2016-11-24 | 2019-07-02 | 广州万构建筑工程设计有限公司 | A kind of automatic illuminating emergency set |
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| PB01 | Publication | ||
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Application publication date: 20150408 |
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| WD01 | Invention patent application deemed withdrawn after publication |